Meridian OHM Optics SEPT1 To obtain the highest accuracy

To obtain the highest accuracy and precision from the HI758 marine calcium Checker it is necessary to add exactly 100 µL of aquarium saltwater to the cuvette

Lightweight and balanced

Ergonomic grip/flip handle for easy use

The pump can be run alone

Ingredients: Marine Planktons

Meridian OHM Optics SEPT1 To obtain the highest accuracyOcular Holo Matrix (OHM) Optics: Meridian OHM Optics are simple to swap and have 3 models, each suited to meet the needs of different aquarium styles. Balance: This is the default lens included with the Meridians. It is designed to suit aquariums from 18 36" (45 90cm) top to bottom. Focus: Focus lenses provide a more concentrated light for aquariums over 36" (90cm) top to bottom. Encompass: Wider spread designed for shallow tanks under 18" (45cm) top